daterangepicker.js

/**
* @version: 3.1
* @author: Dan Grossman http://www.dangrossman.info/
* @copyright: Copyright (c) 2012-2019 Dan Grossman. All rights reserved.
* @license: Licensed under the MIT license. See http://www.opensource.org/licenses/mit-license.php
* @website: http://www.daterangepicker.com/
*/
// Following the UMD template https://github.com/umdjs/umd/blob/master/templates/returnExportsGlobal.js
(function (root, factory) {
    if (typeof define === 'function' && define.amd) {
        // AMD. Make globaly available as well
        define(['moment', 'jquery'], function (moment, jquery) {
            if (!jquery.fn) jquery.fn = {}; // webpack server rendering
            if (typeof moment !== 'function' && moment.hasOwnProperty('default')) moment = moment['default']
            return factory(moment, jquery);
        });
    } else if (typeof module === 'object' && module.exports) {
        // Node / Browserify
        //isomorphic issue
        var jQuery = (typeof window != 'undefined') ? window.jQuery : undefined;
        if (!jQuery) {
            jQuery = require('jquery');
            if (!jQuery.fn) jQuery.fn = {};
        }
        var moment = (typeof window != 'undefined' && typeof window.moment != 'undefined') ? window.moment : require('moment');
        module.exports = factory(moment, jQuery);
    } else {
        // Browser globals
        root.daterangepicker = factory(root.moment, root.jQuery);
    }
}(typeof window !== 'undefined' ? window : this, function(moment, $) {
    var DateRangePicker = function(element, options, cb) {

        //default settings for options
        this.parentEl = 'body';
        this.element = $(element);
        this.startDate = moment().startOf('day');
        this.endDate = moment().endOf('day');
        this.minDate = false;
        this.maxDate = false;
        this.maxSpan = false;
        this.autoApply = false;
        this.singleDatePicker = false;
        this.showDropdowns = false;
        this.minYear = moment().subtract(100, 'year').format('YYYY');
        this.maxYear = moment().add(100, 'year').format('YYYY');
        this.showWeekNumbers = false;
        this.showISOWeekNumbers = false;
        this.showCustomRangeLabel = true;
        this.timePicker = false;
        this.timePicker24Hour = false;
        this.timePickerIncrement = 1;
        this.timePickerSeconds = false;
        this.linkedCalendars = true;
        this.autoUpdateInput = true;
        this.alwaysShowCalendars = false;
        this.ranges = {};

        this.opens = 'right';
        if (this.element.hasClass('pull-right'))
            this.opens = 'left';

        this.drops = 'down';
        if (this.element.hasClass('dropup'))
            this.drops = 'up';

        this.buttonClasses = 'btn btn-sm';
        this.applyButtonClasses = 'btn-primary';
        this.cancelButtonClasses = 'btn-default';